BRESSER Spezial Astro 20x80

Weight: 2100 g
Brand: BRESSER
Description: Type: binoculars, magnification: 20 x, objective lens diameter: 80 mm, exit pupil diameter: 4 mm, functions: pupillary distance adjustment, features: astronomical binoculars, case/case included, design: protection against
Width: 235
Height: 108
Additional Information: Tripod and adapter included
Type: Binoculars
Length: 330 mm
Housing material: Metal
Lens diameter: 80 mm
Exit pupil diameter: 4 mm
Minimum focusing distance: 9 m
Field of view at a distance of 1000 m: 56 m
Increase: 20 x
Angular field of view real: 3.2°
Prism material: BAK-4
Interpupillary distance max.: 72 mm
Interpupillary distance min.: 57 mm
Relative brightness: 16
The Twilight Factor: 40
Prism type: Porro
Focusing: Central